From 29fb3ed25905cafd0c2ef327398e2d781e59fc5f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20M=C3=B6bius?= <moebius@cs.rwth-aachen.de>
Date: Sat, 7 Mar 2009 08:41:36 +0000
Subject: [PATCH] Dennis glViewer multiview mode picking patch

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@5221 383ad7c9-94d9-4d36-a494-682f7c89f535
---
 widgets/glWidget/QtBaseViewerPicking.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/widgets/glWidget/QtBaseViewerPicking.cc b/widgets/glWidget/QtBaseViewerPicking.cc
index c6e26ed3..16ac1cf7 100644
--- a/widgets/glWidget/QtBaseViewerPicking.cc
+++ b/widgets/glWidget/QtBaseViewerPicking.cc
@@ -93,7 +93,11 @@ int glViewer::pickColor( ACG::SceneGraph::PickTarget _pickTarget,
                          ACG::Vec3d*                 _hitPointPtr )
 {
 
-  GLint         x = _mousePos.x(),
+  GLint         w = glWidth(),
+                h = glHeight(),
+                l = scenePos().x(),
+                b = scene()->height () - scenePos().y() - h,
+                x = _mousePos.x(),
                 y = scene()->height () - _mousePos.y();
   GLubyte       pixels[9][3];
   GLfloat       depths[9];
@@ -106,6 +110,7 @@ int glViewer::pickColor( ACG::SceneGraph::PickTarget _pickTarget,
   // prepare GL state
   makeCurrent();
 
+  glViewport (l, b, w, h);
   glMatrixMode(GL_PROJECTION);
   glLoadIdentity();
 
-- 
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